Initial project import

tools/v/vlib/v3/errors/util.v

@@ -0,0 +1,33 @@
+module errors
+
+import v3.token
+import term
+
+pub enum Kind {
+	warning
+	notice
+	error
+}
+
+pub fn (e Kind) str() string {
+	return match e {
+		.warning { 'warning' }
+		.notice { 'notice' }
+		.error { 'error' }
+	}
+}
+
+pub fn (e Kind) color(s string) string {
+	return match e {
+		.warning { term.yellow(s) }
+		.notice { term.blue(s) }
+		.error { term.red(s) }
+	}
+}
+
+pub fn error(msg string, details string, kind Kind, pos token.Position) {
+	eprintln(pos.str() + ' -> ' + term.bold(kind.color(kind.str())) + ': ' + msg)
+	if details.len > 0 {
+		eprintln(details)
+	}
+}